Front wall framework and motorcycle

Abstract

The utility model provides a front wall framework and a motorcycle, and belongs to the technical field of frames, the front wall framework comprises a front wall support, a plurality of supporting frames and a connecting cross beam, the front wall support comprises a main cross beam and a mounting beam connected to the main cross beam, the two ends of the mounting beam are connected to the main cross beam respectively, and a mounting space is defined by the mounting beam and the main cross beam; the supporting frame comprises a supporting bracket connected to the mounting beam and an extending bracket connected to the front side of the supporting bracket, and the supporting bracket is used for being connected with a frame; the connecting cross beam is used for connecting the plurality of supporting frames and is connected to the front end of the extension bracket; the front wall support, the supporting frame and the connecting cross beam are all provided with installation point positions used for installing automobile body parts. The utility model provides a front wall framework and a motorcycle and aims to solve the problems that in the prior art, all parts on the front portion of the motorcycle are installed through independent supports, the size of a motorcycle head is large, large wind resistance can be generated when the motorcycle runs, and the performance of the motorcycle is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of frame, more specifically, relate to a front wall frame and motorcycle. BACKGROUND

[0002] The motorcycle frame is an important safety component of the motorcycle, has the functions of bearing, anti-collision, bearing and fixing motorcycle accessory components, therefore the motorcycle frame has higher requirements on rigidity and strength. While meeting the basic strength, the frame should also consider the rationality of the layout of the vehicle parts.

[0003] Especially the arrangement of the motorcycle front wall has important influence on the heat dissipation, wind resistance, field of view and other performances of the motorcycle. Most of the motorcycle headlights, rearview mirrors, instruments, full-range loudspeakers and other components in the market are installed by independent supports, and are connected by bolts. This installation method not only wastes space, but also causes the vehicle head to be bulky, and increases the wind area of the vehicle, affecting the overall performance. Therefore, how to realize integration and simplification is the development direction of the motorcycle. UTILITY MODEL CONTENTS

[0004] The utility model discloses a front wall frame and motorcycle, which aims to solve the problem that in the prior art, each component of the front part of the motorcycle is installed by an independent support, which not only causes the vehicle head to be bulky, but also generates large wind resistance when the vehicle is running, causing the performance of the vehicle to be reduced.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of:

[0006] In the first aspect, a front wall frame is provided, comprising:

[0007] The front wall support comprises a main cross beam and a mounting beam connected to the main cross beam, the mounting beam is a "U" shaped structure, and the two ends of the mounting beam are connected to the main cross beam respectively to form a mounting space with the main cross beam;

[0008] A plurality of support frames are arranged in mirror image symmetry along the left-right direction, the support frame comprises a support support connected to the mounting beam and an extension support connected to the front side of the support support, and the support support is used for connecting with the frame; and

[0009] The connecting cross beam is used for connecting a plurality of support frames, and the connecting cross beam is connected to the front end of the extension support.

[0010] The front wall support, the support frame and the connecting cross beam all have mounting points for mounting the vehicle body components.

[0011] With reference to the first aspect, in a possible implementation manner, the front wall framework further comprises a reinforcing member arranged in the mounting space, the reinforcing member is connected to the main cross beam and the mounting beam respectively, the main cross beam and the mounting beam are respectively provided with a windshield support, and the reinforcing member and the windshield support are used to provide a mounting position for the windshield rail.

[0012] With reference to the first aspect, in a possible implementation manner, the front wall framework further comprises an instrument mounting assembly connected to the mounting beam, the instrument mounting assembly comprises:

[0013] a first instrument support connected to the middle part of the mounting beam; and

[0014] a plurality of second instrument supports which are symmetrically distributed on both sides of the first instrument support along the left-right direction, and the first instrument support and the second instrument supports are used to mount instruments.

[0015] With reference to the first aspect, in a possible implementation manner, the front wall framework further comprises a windshield motor mounting assembly, the windshield motor mounting assembly comprises:

[0016] a fixed support connected to the middle part of the main cross beam; and

[0017] an auxiliary support connected to the middle part of the mounting beam, and the fixed support and the auxiliary support are used to provide a mounting position for the windshield motor.

[0018] With reference to the first aspect, in a possible implementation manner, the front wall framework further comprises a rearview mirror support connected to the end part of the main cross beam, the rearview mirror support comprises a connecting plate connected to the main cross beam and a support body connected to the top end of the connecting plate, and the support body is used to fix the rearview mirror.

[0019] With reference to the first aspect, in a possible implementation manner, the extension support comprises an extension beam and a reinforcing beam connected to the extension beam, the reinforcing beam and the extension beam are both connected to the front side of the support support, and the reinforcing beam, the extension beam and the support support form a triangular structure.

[0020] With reference to the first aspect, in a possible implementation manner, the front wall framework further comprises a headlamp mounting assembly, the headlamp mounting assembly comprises:

[0021] a first headlamp support connected to the extension support and used to support and fix a headlamp;

[0022] a second headlamp support connected to the main cross beam and used to provide a mounting position for the headlamp; and

[0023] a third headlamp support connected to the connecting cross beam and used to provide a mounting position for the headlamp.

[0024] With reference to the first aspect, in a possible implementation manner, the front wall framework further comprises a speaker mounting assembly, and the speaker mounting assembly comprises:

[0025] a first speaker support connected to the mounting beam;

[0026] a second speaker support connected to the end of the main cross beam; and

[0027] a third speaker support connected to the extension support.

[0028] With reference to the first aspect, in a possible implementation manner, the front wall framework further comprises an outer trim panel mounting assembly, and the outer trim panel mounting assembly comprises:

[0029] a first outer trim support connected to the front of the support support;

[0030] a second outer trim support connected to the extension support; and

[0031] a third outer trim support connected to the connecting cross beam.

[0032] The front wall framework has the following beneficial effects: compared with the prior art, the front wall framework of the utility model is composed of a support frame formed by a front wall support, a support support and an extension support, and a connecting cross beam, the above-mentioned frame body forms an integral frame structure, and provides mounting positions for components such as an outer trim panel, a headlamp, an instrument, a loudspeaker and a rearview mirror. The integral frame structure not only has superior strength and crashworthiness, but also avoids the problem of a bulky vehicle head caused by a dispersed structure and large wind resistance in the driving process. The front wall framework realizes high integration and simplification, centrally installs multiple components, rationally arranges the vehicle body space and improves the overall performance of the vehicle.

[0033] In a second aspect, the utility model embodiment further provides a motorcycle comprising the above-mentioned front wall framework.

[0034] The motorcycle has the following beneficial effects: compared with the prior art, the above-mentioned front wall framework is adopted, and similar technical effects are achieved, which will not be described herein again. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical scheme in the utility model embodiments, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0036] Figure 1 The structure schematic diagram of the front wall framework is provided.

[0037] In the figure: 1, front wall support; 101, mounting beam; 102, main cross beam; 2, support support; 201, first support beam; 202, second support beam; 203, reinforcing cross beam; 3, extension support; 301, reinforcing beam; 302, extension beam; 4, connecting cross beam; 5, reinforcing member; 6, windshield support; 7, instrument mounting assembly; 701, first instrument support; 702, second instrument support; 8, windshield motor mounting assembly; 801, fixed support; 802, auxiliary support; 9, rearview mirror support; 10, headlamp mounting assembly; 1001, first headlamp support; 1002, second headlamp support; 1003, third headlamp support; 11, loudspeaker mounting assembly; 1101, first loudspeaker support; 1102, second loudspeaker support; 1103, third loudspeaker support; 12, exterior panel mounting assembly; 1201, first exterior support; 1202, second exterior support; 1203, third exterior support; 1204, fourth exterior support; 13, first connecting support; 14, second connecting support. DETAILED DESCRIPTION

[0038] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clearly understood, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0039] In the claims, description, and accompanying drawings of this utility model, unless otherwise expressly defined, the terms "first," "second," or "third," etc., are used to distinguish different objects, not to describe a specific order. The directional terms "upper" and "lower" in the claims, description, and accompanying drawings of this utility model correspond to the vertical direction of the vehicle body; the terms "left" and "right" correspond to the horizontal direction of the vehicle body; the terms "front" and "rear" correspond to the front-rear direction of the vehicle body; and the term "inner side" refers to the side of the vehicle body adjacent to the passenger compartment in the horizontal direction, and vice versa. Unless otherwise stated, other directional terms, such as "vertical," "clockwise," and "counterclockwise," indicate the direction or positional relationship based on the direction and positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, not to indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the specific protection scope of this utility model. In the claims, description, and accompanying drawings of this utility model, unless otherwise expressly defined, the terms "fixed connection" or "fixed connection" should be interpreted broadly to refer to any connection method in which there is no displacement or relative rotation relationship between the two parties. This includes non-removable fixed connections, detachable fixed connections, integral connections, and fixed connections via other devices or elements. In the claims, description, and accompanying drawings of this utility model, the terms "comprising," "having," and variations thereof are intended to mean "including but not limited to."

[0040] Please see Figure 1 The front frame structure and motorcycle provided by this utility model will now be described. The front frame structure includes a front frame bracket 1, multiple support frames, and a connecting crossbeam 4. The front frame bracket 1 includes a main crossbeam 102 and a mounting beam 101 connected to the main crossbeam 102. The mounting beam 101 has a "U" shaped structure, and both ends of the mounting beam 101 are connected to the main crossbeam 102, forming an installation space with the main crossbeam 102. The multiple support frames are arranged symmetrically in a mirror image along the left and right direction. Each support frame includes a support bracket 2 connected to the mounting beam 101 and an extension bracket 3 connected to the front side of the support bracket 2. The support bracket 2 is used to connect to the frame. The connecting crossbeam 4 is used to connect the multiple support frames and is connected to the front end of the extension bracket 3. The front frame bracket 1, the support frames, and the connecting crossbeam 4 all have mounting points for mounting body parts.

[0041] Compared with the prior art, the front wall framework formed by the front wall support 1, the support support 2 and the extension support 3 and the connecting cross beam 4 jointly constitute a support frame, the above-mentioned frame body forms an integral frame structure, and mounting positions are provided for components such as an outer trim panel, a headlamp, an instrument, a loudspeaker and a rearview mirror. The integral frame structure not only has superior strength and crashworthiness, but also avoids the problem of a bulky vehicle head caused by a dispersed structure and large wind resistance in the driving process. The front wall framework realizes high integration and simplification, concentrates a plurality of components for installation, rationally arranges the vehicle body space and improves the overall performance of the vehicle.

[0042] Optionally, the components such as the loudspeaker, the rearview mirror and the outer trim panel can be directly fixed to the front wall framework or connected to the front wall framework through corresponding mounting racks.

[0043] As a specific embodiment of the support support 2, the support support 2 comprises a first support beam 201 and a second support beam 202 which are connected to each other at one end and separated from each other at the other end, and further comprises a reinforcing cross beam 203 connecting the first support beam 201 and the second support beam 202.

[0044] The support support 2 forms an “A” shape structure, and the top end of the A-shaped structure is connected to the main cross beam 102, and the side of the A-shaped structure away from the connecting end is connected to the vehicle frame.

[0045] The second support beam 202 is located at the rear side of the first support beam 201, the first connecting support 13 is connected to the first support beam 201, and the second connecting support 14 is further connected to the rear side of the second support beam 202, and the first connecting support 13 and the second connecting support are both used for connecting the vehicle frame.

[0046] The first connecting support 13 has a connecting groove for plug-in cooperation with the vehicle frame, and the vehicle frame and the first connecting support 13 are fixed by bolts. The plug-in mode not only limits the vehicle frame in the axial direction of the bolt to improve the stability of the connection, but also improves the stress condition of the support and reduces the stress. The second connecting support 14 comprises a connecting plate and a connecting shaft connected to the connecting plate, the connecting plate contacts the vehicle frame, increases the contact area with the vehicle frame and reduces the pressure at the connecting position. The connecting shaft is used for connecting the oil tank (plug-in or clamping), a rubber sleeve can be arranged on the connecting shaft to increase the friction and improve the reliability of the connection. The mounting positions of the vehicle frame and the oil tank are arranged on the first connecting support 13, the machining tolerance caused by welding is avoided, the overall precision is improved by machining, and the overall strength and rigidity are improved by using cast steel material.

[0047] It should be noted that the front wall framework is symmetrical about the front-rear direction as the symmetry axis and has a mirror image symmetrical structure.

[0048] In some embodiments, referring to Figure 1 The front wall framework further comprises reinforcing members 5 arranged in the mounting space, the reinforcing members 5 are connected to the main cross beams 102 and the mounting beams 101 respectively, the main cross beams 102 and the mounting beams 101 are respectively provided with windshield support frames 6, and the reinforcing members 5 and the windshield support frames 6 are used to provide mounting positions for the windshield guide rails.

[0049] The reinforcing members 5 are arranged in the mounting space and connected to the main cross beams 102 and the mounting beams 101 respectively, which further improves the connection reliability of the main cross beams 102 and the mounting beams 101, increases the strength and rigidity of the front wall support 1, and avoids deformation into the mounting space. Moreover, in the embodiment, the reinforcing members 5 and the windshield support frames 6 jointly provide mounting positions for the windshield guide rails, the windshield guide rails are installed at multiple points, the reliability of installation is ensured, the parallelism of the windshield guide rails and the movement precision of the electric windshield are ensured, and the windshield jamming phenomenon caused by the non-parallel windshield guide rails is avoided.

[0050] Specifically, the reinforcing members 5 and the windshield support frames 6 are both arranged in mirror image along the left-right direction.

[0051] In some embodiments, referring to Figure 1 The front wall framework further comprises an instrument mounting assembly 7 connected to the mounting beams 101, the instrument mounting assembly 7 comprises a first instrument support frame 701 and a plurality of second instrument support frames 702, the first instrument support frame 701 is connected to the middle part of the mounting beams 101, and the plurality of second instrument support frames 702 are distributed in mirror image along the left-right direction on both sides of the first instrument support frame 701, the first instrument support frame 701 and the second instrument support frames 702 are both used to mount instruments.

[0052] The first instrument support frame 701 positions the instruments as a whole, the second instrument support frames 702 provide support for the instruments and prevent the instruments from rotating, and the points for mounting the instruments of the first instrument support frame 701 and the second instrument support frames 702 are located in the same plane, which can ensure that the instruments do not tilt as a whole after installation.

[0053] Optionally, the first instrument support frame 701 and the second instrument support frames 702 both have mounting positions for mounting outer trim panels. This scheme can make the overall layout more concentrated, reduce the occupied space of the entire front wall framework, and improve the overall space utilization.

[0054] In some embodiments, referring to Figure 1 The front wall framework further comprises a windshield motor mounting assembly 8, the windshield motor mounting assembly 8 comprises a fixed support frame 801 and an auxiliary support frame 802, the fixed support frame 801 is connected to the middle part of the main cross beams 102, the auxiliary support frame 802 is connected to the middle part of the mounting beams 101, and the fixed support frame 801 and the auxiliary support frame 802 jointly provide mounting positions for the windshield motor.

[0055] The windshield motor is arranged on the fixed support 801 and the auxiliary support 802 respectively and corresponds to the mounting space, so that different areas of the windshield motor can be fixed, and the windshield motor can be cooled.

[0056] Specifically, the fixed support 801 has a fixed surface that is attached to the wind power motor and is mainly used to provide support for the windshield motor, and the auxiliary support 802 is used to provide a mounting position for the other side of the windshield motor. The distributed multi-point mounting method not only improves the firmness of the connection, but also makes the force on the windshield motor more uniform.

[0057] In some embodiments, referring to Figure 1 , the front wall structure further comprises a rearview mirror support 9 connected to the end of the main cross beam 102, the rearview mirror support 9 comprises a connecting plate connected to the main cross beam 102 and a support body connected to the top end of the connecting plate, and the support body is used to fix the rearview mirror.

[0058] The support body is connected to the main cross beam 102 through the connecting plate, which can avoid the position movement of the support body with the main cross beam 102 due to welding deformation, thereby causing installation position deviation. This structure is beneficial to improve the installation precision and reduce the cumulative deviation caused by multi-process welding. At the same time, it can also improve the overall rigidity and ensure the strength of the rearview mirror support 9 to prevent the rearview mirror from shaking at high speed.

[0059] In some embodiments, referring to Figure 1 , the extension support 3 comprises an extension beam 302 and a reinforcing beam 301 connected to the extension beam 302, the reinforcing beam 301 and the extension beam 302 are both connected to the front side of the support support 2, and the reinforcing beam 301, the extension beam 302 and the support support 2 form a triangular structure.

[0060] The triangular structure has stability, and the extension support 3 can reduce the probability of deformation under stress and improve the strength and rigidity of the extension support 3. In addition, the layout of this structure can also provide more mounting positions for the vehicle body part to realize integrated installation.

[0061] In some embodiments, referring to Figure 1 , the front wall structure further comprises a headlamp mounting assembly 10, the headlamp mounting assembly 10 comprises a first headlamp support 1001, a second headlamp support 1002 and a third headlamp support 1003, the first headlamp support 1001 is connected to the extension support 3 and is used to support and fix the headlamp; the second headlamp support 1002 is connected to the main cross beam 102 and is used to provide a mounting position for the headlamp; and the third headlamp support 1003 is connected to the connecting cross beam 4 and is used to provide a mounting position for the headlamp.

[0062] The first headlamp support 1001, the second headlamp support 1002 and the third headlamp support 1003 are arranged in a relatively dispersed manner, so that different areas of the headlamp can be fixed, and local stress concentration is reduced. In addition, a plurality of mounting points are arranged on the left and right sides and the lower part of the headlamp respectively, so that positioning is facilitated, assembly accuracy is improved, and the force condition is improved by designing the mounting points at the distal end, the force arm is reduced, and the overall strength is improved.

[0063] Optionally, the first headlamp support 1001 comprises two independent headlamp support bodies, so that the volume and material of the integral first headlamp support 1001 are reduced, and cost is saved.

[0064] Optionally, the second headlamp support 1002 is provided with a mounting shaft for plug-in cooperation with the headlamp. During installation, the headlamp can be first inserted into the mounting shaft to realize positioning, and subsequent installation and fixation are facilitated.

[0065] In some embodiments, referring to Figure 1 , the front wall framework further comprises a loudspeaker mounting assembly 11, the loudspeaker mounting assembly 11 comprising a first loudspeaker support 1101, a second loudspeaker support 1102 and a third loudspeaker support 1103, the first loudspeaker support 1101 being connected to the mounting beam 101; the second loudspeaker support 1102 being connected to the end of the main cross beam 102; and the third loudspeaker support 1103 being connected to the extension support 3.

[0066] In order to improve the sound effect of the motorcycle, loudspeakers are arranged in different areas of the vehicle body. In this embodiment, corresponding loudspeaker supports are arranged on the mounting beam 101, the main cross beam 102 and the extension support 3 for fixing the loudspeakers, so that sound can be emitted from different areas, and the stereoscopic sense of the sound effect is improved.

[0067] In some embodiments, referring to Figure 1 , the front wall framework further comprises an outer trim panel mounting assembly 12, the outer trim panel mounting assembly 12 comprising a first outer trim support 1201, a second outer trim support 1202 and a third outer trim support 1203, the first outer trim support 1201 being connected to the front part of the support bracket 2; the second outer trim support 1202 being connected to the extension support 3; and the third outer trim support 1203 being connected to the connecting cross beam 4.

[0068] The first outer trim support 1201 is arranged on the support bracket 2, the second outer trim support 1202 is arranged on the extension support 3, and the third outer trim support 1203 is arranged on the connecting cross beam 4. The outer trim panel is arranged on the front side of the front wall framework. The scheme in this embodiment can fix and connect different areas of the outer trim panel, and the connection firmness and reliability of the outer trim panel are improved.

[0069] Optionally, the first headlamp support 1001 has a mounting position for mounting the outer trim panel, so that the connection point between the front wall framework and the outer trim panel is increased, and the stability of the connection is improved.

[0070] Optionally, the outer panel mounting assembly 12 further comprises a fourth outer panel support 1024 connected to the support bracket 2, for fixing the lower part of the outer panel, which not only improves the stability of the connection, but also avoids the problem of increased wind resistance and noise caused by air flow entering from the lower part of the outer panel during driving.

[0071] Based on the same inventive concept, the utility model also provides a motorcycle. The motorcycle comprises the front wall frame structure.

[0072] The motorcycle provided by the utility model adopts the front wall frame structure, the support bracket formed by the front wall support 1, the support bracket 2 and the extension bracket 3, and the connecting cross beam 4, and the above frame body forms an integral frame structure and provides mounting positions for the outer panel, the headlamp, the instrument, the loudspeaker and the rearview mirror. The integral frame structure not only has superior strength and crashworthiness, but also avoids the problem of bulky vehicle head and large wind resistance during driving caused by the dispersed structure. The front wall frame structure of the utility model realizes high integration and simplification, concentrates the installation of multiple components, rationally arranges the vehicle body space and improves the overall performance of the vehicle.

[0073] The above only describes the preferred embodiments of the utility model and does not limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A bulkhead construction, characterised in that, The front wall support (1) comprises a main cross beam (102) and a mounting beam (101) connected to the main cross beam (102), the mounting beam (101) is in a "U" structure, and the two ends of the mounting beam (101) are respectively connected to the main cross beam (102) to form a mounting space with the main cross beam (102); A plurality of support frames are arranged in mirror symmetry along the left-right direction, the support frame comprises a support support (2) connected to the mounting beam (101) and an extension support (3) connected to the front side of the support support (2), and the support support (2) is used for connecting with the frame; and A connecting cross beam (4) is used for connecting a plurality of support frames, and the connecting cross beam (4) is connected to the front end of the extension support (3). The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts.

2. The bulkhead structure of claim 1, wherein, The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts.

3. The bulkhead structure of claim 1, wherein, The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts.

4. The bulkhead structure of claim 1, wherein, The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts.

5. The bulkhead structure of claim 1, wherein, The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts.

6. The bulkhead structure of claim 1, wherein, The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts.

7. The bulkhead structure of claim 1, wherein, The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. 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The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting body parts. The front wall support (1), the support frame and the connecting cross beam (4) all have mounting points for mounting A second headlamp bracket (1002) is connected to the main cross beam (102) to provide a mounting position for a headlamp; and A third headlamp bracket (1003) is connected to the connecting cross beam (4) to provide a mounting position for a headlamp.

8. The bulkhead structure of claim 1, wherein, The front wall framework further comprises a loudspeaker mounting assembly (11), which comprises: A first loudspeaker bracket (1101) is connected to the mounting beam (101); A second loudspeaker bracket (1102) is connected to the end of the main cross beam (102); and A third loudspeaker bracket (1103) is connected to the extension bracket (3).

9. The bulkhead structure of claim 1, wherein, The front wall framework further comprises an outer trim panel mounting assembly (12), which comprises: A first outer trim bracket (1201) is connected to the front of the support bracket (2); A second outer trim bracket (1202) is connected to the extension bracket (3); and A third outer trim bracket (1203) is connected to the connecting cross beam (4).

10. Motorcycle, characterized in that The front wall framework has any one of claims 1-9.

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